toll-free ˈtoll-free adverb
if you telephone a number toll-free, you do not have to pay for the call
— toll-free adjective :
• Call this toll-free number for details.
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toll-free UK US /ˌtəʊlˈfriː/ adjective US COMMUNICATIONS
► used to describe a system that allows customers to phone particular organizations without paying for the call, because the organizations pay the cost: »
Call us on one of our toll-free numbers.
toll-free adverb
► »
Call toll-free after six in the evening.
Financial and business terms. 2012.